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TRUCKEE RIVER - RENO (TRRN2)
Latitude: 39.53º NLongitude: 119.79º WElevation: 4445 Feet
Location: Washoe County in NevadaRiver Group: Eastern Sierra
Issuance Time: Dec 05 2021 at 7:47 AM PSTNext Issuance: Dec 06 2021 at 9:00 AM PST
Monitor Stage: 10.0 FeetFlood Stage: 12.0 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2020*
1,910
6.82
May 18, 2020
2019*
5,160
9.34
Apr 9, 2019
2018*
6,690
10.24
Apr 7, 2018
2017*
12,800
12.45
Jan 9, 2017
2016*
3,320
8.00
Jan 30, 2016
 Historical High Stage/Flow Events (Period of Record - March 1907** to Present) - Ranked by Flow
1956*
20,800
13.63***
Dec 23, 1955
1951*
19,900
13.83***
Nov 21, 1950
1963*
18,400
13.28***
Feb 1, 1963
1997*
18,200
14.94***
Jan 2, 1997
2006*
16,400
13.38
Dec 31, 2005
 * Discharge affected to unknown degree by regulation or diversion
 ** Most recent continuous record back to Oct 1947 with segmented periods back to Mar 1907
 *** Datum and location change on 10/1/1998, and not directly relatable to old location.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (NVZ003)
Today: Mostly cloudy. Chance of rain in the afternoon. Highs 51 to 61. Light winds becoming west around 10 mph in the afternoon.

Tonight: Cloudy. Chance of rain and snow. Lows 33 to 38. West winds around 10 mph in the evening becoming light.

Tuesday: Mostly cloudy with a slight chance of rain and snow in the morning, then partly cloudy in the afternoon. Snow level 6500 to 7000 feet. Highs 49 to 54. Light winds becoming east around 10 mph in the afternoon.

Tuesday Night: Clear in the evening then becoming partly cloudy. Lows 29 to 34. South winds 10 to 15 mph.

Wednesday: Partly cloudy. Highs 52 to 57. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.

Wednesday Night: Slight chance of rain and snow in the evening, then rain and snow likely after midnight. Lows 31 to 36.

Thursday: Snow and rain in the morning, then chance of snow in the afternoon. Highs 38 to 43.

Thursday Night: Partly cloudy. Slight chance of snow in the evening. Lows 11 to 21.

Friday and Friday Night: Clear. Highs 32 to 37. Lows 12 to 22.

Saturday and Saturday Night: Partly cloudy. Highs 37 to 47. Lows 20 to 30.

Sunday: Mostly cloudy with a slight chance of snow in the morning, then partly cloudy with a slight chance of rain and snow in the afternoon. Highs 40 to 50.
Impacts - E19 Information
10.0 FeetMonitor Stage, No flooding from Mogul to Greg Street Bridge in Reno. Significant preparations to riverside parks begin in advance of this level. Releases from flood control reservoirs (Prosser, Stampede and Boca) are cut slightly in advance of this level. Similar to high flow of 4/7/2008.
11.0 FeetVery high flows with some inconvenience flooding of riverside parks and bike path.
11.5 FeetNear maximum safe flow from Mogul to Greg Street Bridge in Reno, minor flooding of bike path and riverside parks. Close monitoring is necessary as debris build up or bank erosion could easily lead to flooding. Similar to 2/10/2017 flood event.
12.0 FeetFlood stage. Minor flooding with bank full conditions from Mogul to Reno with significant inundation to Truckee River Walk, riverside parks and damage to park infrastructure. Impacts to transportation, as many downtown Reno bridges may be closed for public safety and to facilitate debris removal. Overtopping of river bank near Booth Street in Reno is possible.
12.5 FeetMinor flooding from Mogul to Reno. River flooding low areas, parks, and trails between Mogul and Reno. Out of bank flow near Booth Street and 1st Street is possible. Arlington, Sierra, Center, and Lake Street Bridges likely closed. Debris accumulation or bank erosion may lead to expanded impacts. Similar to 1/9/2017 flood event.
13.0 FeetModerate flooding from Mogul to Reno. Only I-80, Keystone, Virginia street, Wells Ave and Highway 395 bridges likely to remain open. Flooding expected to begin impacting downtown Reno along north side of river near Booth Street and along Riverside and portions of 1st Street. Flooding may also start occurring at the Grand Sierra Resort RV Park unless protective measures are implemented.
13.5 FeetModerate flooding from Mogul to Reno. Flooding area includes downtown Reno with impacts expanding into multiple commercial and municipal buildings. Flooding may start impacting the airport. Slightly above the level of the 12/31/2005 flooding.
14.0 FeetMajor flooding with serious damage from Mogul to Reno. Downtown Reno and the Reno airport begin to have serious river flooding roughly between 2nd Street on the north to Court/Mill Streets on the south. Transportation severely impacted, many roads and bridges flood. Keystone Bridge likely closed near this level.
14.5 FeetMajor damage from Mogul to Reno. Extensive flood damage in downtown Reno and the Reno airport nearing level of January 1997 event.
15.0 FeetNear Record flooding between Mogul and Reno. Extensive flood damage. Reno airport and downtown flood several feet deep. Downtown Reno floods from approximately 2nd Street on the north side of the river to Court/Mill streets on the south. Casinos, hotels, stores, post office, courthouse, phone building, bus depot, churches, museums and parks flood. Utility lines on bridges may be severed. Idlewild and Wingfield Parks flood up to 10 feet. Bridges likely closed except I-80, Wells, and US 395.
15.5 FeetRecord catastrophic flooding from Mogul to Reno. Property and infrastructure in the floodplain sustain heavy damage. Reno airport and portions of downtown under about 6 feet of water. Transportation, power, phone, water, and hospital services disrupted through region. Only Interstate 80, Wells and Highway 395 bridges likely to remain open. Downtown Reno flooded from approximately 3rd Street in north to Court/Mill Streets in south.
Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Reno Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.